Date:
Monday, April 1, 2013
Telescope:
CTIO Blanco 4-m
Submitter:
Eric Huff , Nick Mostek
Submitter Email:
Observer Support:
Hernan Tirado
Night Assistant:
Alberto Alvarez
Also Present:
Omar Estay & G. Schumacher from LS
Problems:
We had significant trouble with pointing (offsets above 50" after correction) at the beginning of the night. Alberto and Hernan resolved this issue after 9 PM, and pointing was stable through the rest of the night.
Program:
Proposal:
2013A-0714
Target of Oportunity:
No
Time Observed:
7.75
Time Engineering:
0.0
Time lost technical:
0.75
Time lost weather:
0.0
Time lost other:
0.0
Description:
An i-band Survey of the Equatorial Sky for MS-DESI
Primary Investigator:
David Schlegel
Email:
Institution:
Lawrence Berkeley National Laboratory
Instrument:
CTIO 4m DECam
Organization:
NOAO
Total Program Time:
8.5
| Total Times | Time Observed | Time Engineering | Time lost technical | Time lost weather | Time lost other | Total Program Time |
|---|---|---|---|---|---|---|
| 2013-04-01 | 7.75 | 0.0 | 0.75 | 0.0 | 0.0 | 8.5 |
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The 9:01 PM TCS failure, which had occurred on two previous nights, did not recur.
Alberto made some adjustments to the louvres and wind screen around 6:45 UTC. This may have improved the seeing, from 1.4" to 1.1", for the next two hours.